test: extend test_pty

closes #208

1 files changed, 12 insertions, 1 deletions

diff --git a/test/test_pty.py b/test/test_pty.py
index 043cb51..d513c9c 100644
--- a/test/test_pty.py
+++ b/test/test_pty.py
@@ -27,7 +27,11 @@ class Test_Pty_Serial_Open(unittest.TestCase):
         # Open PTY
         self.master, self.slave = pty.openpty()
 
-    def test_pty_serial_open(self):
+    def test_pty_serial_open_slave(self):
+        with serial.Serial(os.ttyname(self.slave), timeout=1) as slave:
+            pass  # OK
+
+    def test_pty_serial_write(self):
         with serial.Serial(os.ttyname(self.slave), timeout=1) as slave:
             with os.fdopen(self.master, "wb") as fd:
                 fd.write(DATA)
@@ -35,6 +39,13 @@ class Test_Pty_Serial_Open(unittest.TestCase):
                 out = slave.read(len(DATA))
                 self.assertEqual(DATA, out)
 
+    def test_pty_serial_read(self):
+        with serial.Serial(os.ttyname(self.slave), timeout=1) as slave:
+            with os.fdopen(self.master, "rb") as fd:
+                slave.write(DATA)
+                slave.flush()
+                out = fd.read(len(DATA))
+                self.assertEqual(DATA, out)
 
 if __name__ == '__main__':
     sys.stdout.write(__doc__)